Patents by Inventor Donato Alexandre G. Aranda

Donato Alexandre G. Aranda has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Production process of biodiesel from the esterification of free faty acids
    Publication number: 20070232817
    Abstract: This invention describes a process for the production of biodiesel from the alcohol esterification of free fatty acids, resulting from the refining of vegetable oils, rejects of industrial and frying oils, and animal fats and organic sewage, using niobic acid as a solid acid catalyst.
    Type: Application
    Filed: April 4, 2006
    Publication date: October 4, 2007
    Applicant: COMPANHIA BRASILEIRA DE METALURGIA E MINERACAO
    Inventors: Antonio Telhado Pereira, Kensley Alves de Oliveira, Robson de Souza Monteiro, Donato Alexandre G. Aranda, Rafael Thomaz P. Santos, Rafael Richard Joao